/**
 * Copyright (c) Tiny Technologies, Inc. All rights reserved.
 * Licensed under the LGPL or a commercial license.
 * For LGPL see License.txt in the project root for license information.
 * For commercial licenses see https://www.tiny.cloud/
 *
 * Version: 5.6.2 (2020-12-08)
 */
(function () {
    'use strict';

    var Cell = function (initial) {
        var value = initial;
        var get = function () {
            return value;
        };
        var set = function (v) {
            value = v;
        };
        return {
            get: get,
            set: set
        };
    };

    var global = tinymce.util.Tools.resolve('tinymce.PluginManager');

    var fireVisualBlocks = function (editor, state) {
        editor.fire('VisualBlocks', {state: state});
    };

    var toggleVisualBlocks = function (editor, pluginUrl, enabledState) {
        var dom = editor.dom;
        dom.toggleClass(editor.getBody(), 'mce-visualblocks');
        enabledState.set(!enabledState.get());
        fireVisualBlocks(editor, enabledState.get());
    };

    var register = function (editor, pluginUrl, enabledState) {
        editor.addCommand('mceVisualBlocks', function () {
            toggleVisualBlocks(editor, pluginUrl, enabledState);
        });
    };

    var isEnabledByDefault = function (editor) {
        return editor.getParam('visualblocks_default_state', false, 'boolean');
    };

    var setup = function (editor, pluginUrl, enabledState) {
        editor.on('PreviewFormats AfterPreviewFormats', function (e) {
            if (enabledState.get()) {
                editor.dom.toggleClass(editor.getBody(), 'mce-visualblocks', e.type === 'afterpreviewformats');
            }
        });
        editor.on('init', function () {
            if (isEnabledByDefault(editor)) {
                toggleVisualBlocks(editor, pluginUrl, enabledState);
            }
        });
    };

    var toggleActiveState = function (editor, enabledState) {
        return function (api) {
            api.setActive(enabledState.get());
            var editorEventCallback = function (e) {
                return api.setActive(e.state);
            };
            editor.on('VisualBlocks', editorEventCallback);
            return function () {
                return editor.off('VisualBlocks', editorEventCallback);
            };
        };
    };
    var register$1 = function (editor, enabledState) {
        editor.ui.registry.addToggleButton('visualblocks', {
            icon: 'visualblocks',
            tooltip: 'Show blocks',
            onAction: function () {
                return editor.execCommand('mceVisualBlocks');
            },
            onSetup: toggleActiveState(editor, enabledState)
        });
        editor.ui.registry.addToggleMenuItem('visualblocks', {
            text: 'Show blocks',
            icon: 'visualblocks',
            onAction: function () {
                return editor.execCommand('mceVisualBlocks');
            },
            onSetup: toggleActiveState(editor, enabledState)
        });
    };

    function Plugin() {
        global.add('visualblocks', function (editor, pluginUrl) {
            var enabledState = Cell(false);
            register(editor, pluginUrl, enabledState);
            register$1(editor, enabledState);
            setup(editor, pluginUrl, enabledState);
        });
    }

    Plugin();

}());
